Diana is ready to declare independence, putting in doubt the future of the troubled House of Windsor

THE SPEAKER, IN A SEVERE PINstripe suit, makes a plea for the prevention and treatment of drug abuse by young people. Her speech is well reasoned and delivered with confidence. But toward the end, she turns a merry, mischievous eye on her audience of more than 800 media heavyweights. "Like it or not," she said, "I have been quite a provider for the media, and now I'm asking for your help." Of course the line gets a laugh, for the public obsession with the Princess of Wales and her troubled marriage to Prince Charles has provided a windfall for London's 11...